/*
 *   Copyright 2008 Francois Fernandes
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */
package com.googlecode.opendoclibrary.connector.internal;

import com.googlecode.opendoclibrary.AuthenticationFailedException;
import com.googlecode.opendoclibrary.IODLConnection;
import com.googlecode.opendoclibrary.client.spi.IConnectionFactory;

public class VMConnectionFactory implements IConnectionFactory
{

    private void assertTrue( boolean b )
    {
        if ( !b )
        {
            throw new AssertionError();
        }
    }

    @Override
    public IODLConnection createConnection( String username, String password, String connectionString )
        throws AuthenticationFailedException
    {
        assertTrue( connectionString.startsWith( "vm://" ) );
        connectionString = connectionString.substring( 5 );
        VMConnector c = VMConnectorManager.getInstance().getConnector( connectionString );
        if ( c == null )
        {
            throw new IllegalArgumentException( "no vm connector with name: " + connectionString );
        }

        return new VMConnection( c.newConnection( username, password ) );
    }

    @Override
    public String getHandledProtocol()
    {
        return "vm";
    }

}
